DE102014205444A1 - Gasinjektor mit zwei Dichtbereichen - Google Patents

Gasinjektor mit zwei Dichtbereichen Download PDF

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Publication number
DE102014205444A1
DE102014205444A1 DE102014205444.3A DE102014205444A DE102014205444A1 DE 102014205444 A1 DE102014205444 A1 DE 102014205444A1 DE 102014205444 A DE102014205444 A DE 102014205444A DE 102014205444 A1 DE102014205444 A1 DE 102014205444A1
Authority
DE
Germany
Prior art keywords
closing element
injector according
valve seat
inner component
valve body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE102014205444.3A
Other languages
German (de)
English (en)
Inventor
Joerg SCHOEFER
Felix Jaegle
Raed Hamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE102014205444.3A priority Critical patent/DE102014205444A1/de
Priority to US14/665,664 priority patent/US9909537B2/en
Priority to CN201510129341.3A priority patent/CN104948350B/zh
Publication of DE102014205444A1 publication Critical patent/DE102014205444A1/de
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0275—Injectors for in-cylinder direct injection, e.g. injector combined with spark plug
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0263—Inwardly opening single or multi nozzle valves, e.g. needle valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0269—Outwardly opening valves, e.g. poppet valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Fuel Cell (AREA)
DE102014205444.3A 2014-03-24 2014-03-24 Gasinjektor mit zwei Dichtbereichen Pending DE102014205444A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102014205444.3A DE102014205444A1 (de) 2014-03-24 2014-03-24 Gasinjektor mit zwei Dichtbereichen
US14/665,664 US9909537B2 (en) 2014-03-24 2015-03-23 Gas injector having two sealing regions
CN201510129341.3A CN104948350B (zh) 2014-03-24 2015-03-24 具有两个密封区域的气体喷射器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014205444.3A DE102014205444A1 (de) 2014-03-24 2014-03-24 Gasinjektor mit zwei Dichtbereichen

Publications (1)

Publication Number Publication Date
DE102014205444A1 true DE102014205444A1 (de) 2015-09-24

Family

ID=54053670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014205444.3A Pending DE102014205444A1 (de) 2014-03-24 2014-03-24 Gasinjektor mit zwei Dichtbereichen

Country Status (3)

Country Link
US (1) US9909537B2 (zh)
CN (1) CN104948350B (zh)
DE (1) DE102014205444A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021204096A1 (de) 2021-04-26 2022-10-27 Robert Bosch Gesellschaft mit beschränkter Haftung Injektor zum Einbringen eines Fluids

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015225177A1 (de) * 2015-12-15 2017-06-22 Robert Bosch Gmbh Gasinjektor mit elastomerfreiem Dichtsitz
EP3296554A1 (en) 2016-09-14 2018-03-21 Global Design Technology - GDTech SA Inward injector for direct injection of a gaseous fuel

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0387288A4 (en) * 1987-11-25 1990-11-07 Gas Outboards International Pty. Ltd. Fuel injector
US4865001A (en) * 1988-11-28 1989-09-12 Energy Conversions, Inc. Gaseous fuel injector valve
DE3914636A1 (de) * 1989-05-03 1990-11-08 Bosch Gmbh Robert Vorrichtung zum kombinierten ausblasen von kraftstoff und luft fuer kraftstoffeinspritzanlagen von brennkraftmaschinen
US7219649B2 (en) * 2005-08-10 2007-05-22 Caterpillar Inc Engine system and method of operating same over multiple engine load ranges
US7117849B1 (en) * 2005-11-22 2006-10-10 Ford Global Technologies, Llc Direct gaseous fuel injector
WO2007105991A1 (en) * 2006-03-10 2007-09-20 Volvo Lastvagnar Ab Fuel injection system
US7481381B2 (en) * 2006-06-30 2009-01-27 Continental Automotive Systems Us, Inc. Fuel injector having an external cross-flow nozzle for enhanced compressed natural gas jet spray
DE102007003213A1 (de) * 2007-01-22 2008-07-24 Robert Bosch Gmbh Gas-Einblasventil
DE102008041240A1 (de) * 2008-08-13 2010-02-18 Robert Bosch Gmbh Gaseinblasventil
CN203098079U (zh) * 2012-09-18 2013-07-31 广东省技术开发中心 电磁式气体喷射阀

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021204096A1 (de) 2021-04-26 2022-10-27 Robert Bosch Gesellschaft mit beschränkter Haftung Injektor zum Einbringen eines Fluids

Also Published As

Publication number Publication date
CN104948350B (zh) 2020-03-13
US9909537B2 (en) 2018-03-06
CN104948350A (zh) 2015-09-30
US20150267648A1 (en) 2015-09-24

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F02M0061160000

Ipc: F02M0021020000